Home / 1,533,069.52-2,115,608.52-853,991.44

Finding the Fourth Proportional to 1,533,069.52, 2,115,608.52 and 853,991.44

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Solution

The fourth proportional to 1,533,069.52, 2,115,608.52 and 853,991.44 is: 1,178,492.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,533,069.52 : 2,115,608.52 = 853,991.44 : x
  2. Step 2: Convert to fraction form
    1,533,069.52/2,115,608.52 = 853,991.44/x
  3. Step 3: Cross multiply
    1,533,069.52x = 2,115,608.52 × 853,991.44
  4. Step 4: Simplify right side
    1,533,069.52x = 1,806,711,564,384.52
  5. Step 5: Solve for x
    x = 1,806,711,564,384.52/1,533,069.52
  6. Step 6: Final answer
    x = 1,178,492.91

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.